Spot washing machine



FIG. 1 is a front view of a spot washing machine, showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a right-side view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is a perspective view thereof when a cap is removed. 

CLAIM The ornamental design for a spot washing machine, as shown and described. 